6-methylhept-2-en-4-one

2,6-dimethylnon-7-en-4-one

5-(4-aminophenyl)-6-(2-methylpropyl)pyrimidine-2,4-diamine

5-methyl-3-oxohexanenitrile

3,3-二甲基-2-异丙基丁酸甲酯